Question Answers

The substance not likely to contain CaCO3 is (a) A marble statue (b) Calcinated gypsum (c) Sea shells (d) Dolomite The substance not likely to contain CaCO3 is (a) A marble statue (b) Calcinated gypsum (c) Sea shells (d) Dolomite November 27, 2020 Category: Uncategorised (JEE Advanced Physics by BM Sharma + GMP Solutions) ,

Which of the following transiations have minimum wavelength (a) n4 gives n1 (b) n2 gives n1 (c) n4 gives n2 (d) n3 gives n1 Which of the following transiations have minimum wavelength (a) n4 gives n1 (b) n2 gives n1 (c) n4 gives n2 (d) n3 gives n1 November 27, 2020 Category: Uncategorised (JEE Advanced [...]

Concentrated hydrochloric acid when kept in open air sometimes produces a cloud of white fumes. The explanation for it is that Concentrated hydrochloric acid when kept in open air sometimes produces a cloud of white fumes. The explanation for it is that November 27, 2020 Category: Uncategorised (JEE Advanced Physics by BM Sharma + GMP [...]

KO2 (potassium superoxide) is used in oxygen cylinders in space and submarines because it (a) Absorbs CO2 and increases O2 content KO2 (potassium superoxide) is used in oxygen cylinders in space and submarines because it (a) Absorbs CO2 and increases O2 content November 27, 2020 Category: Uncategorised (JEE Advanced Physics by BM Sharma + GMP [...]

The ratio of the frequency corresponding to the third line in LYman series of hydrogen spectrum tyo that of the first line Balmer series of Li^2+ spectrum is The ratio of the frequency corresponding to the third line in LYman series of hydrogen spectrum tyo that of the first line Balmer series of Li^2+ spectrum [...]

Which of the following salt is insoluble in water (a) CuSO4 (b) CdSO4 (c) PbSO4 (d) Bi2(SO4)3 Which of the following salt is insoluble in water (a) CuSO4 (b) CdSO4 (c) PbSO4 (d) Bi2(SO4)3 November 27, 2020 Category: Uncategorised (JEE Advanced Physics by BM Sharma + GMP Solutions) ,

The number of electron and proton in the third alkaline earth metal ion will be (a) e/20, p/20 (b) e/18, p/20 p/20 p/20 (b) e/18 The number of electron and proton in the third alkaline earth metal ion will be (a) e/20 November 27, 2020 Category: Uncategorised (JEE Advanced Physics by BM Sharma + GMP [...]

Bohr’s radius can have (a) Discrete values (b) +ve values (c) -ve values (d) Fractional values Bohr's radius can have (a) Discrete values (b) +ve values (c) -ve values (d) Fractional values November 27, 2020 Category: Uncategorised (JEE Advanced Physics by BM Sharma + GMP Solutions) ,

Which of the following statements is false for alkali metals (a) Lithium is the strongest reducing agent (b) Na is amphoteric in nature Which of the following statements is false for alkali metals (a) Lithium is the strongest reducing agent (b) Na is amphoteric in nature November 27, 2020 Category: Uncategorised (JEE Advanced Physics by [...]

Which of the following oxide is diamagnetic (a) NO (b) NH3 (c) N2H4 (d) N2H2 Which of the following oxide is diamagnetic (a) NO (b) NH3 (c) N2H4 (d) N2H2 November 27, 2020 Category: Uncategorised (JEE Advanced Physics by BM Sharma + GMP Solutions) ,